Ningbo Kent Bearing Co., Ltd

Ningbo Kent Bearing Co., Ltd

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Miniature Electric Tool Bearing Z3V3 Z4V4 698 Bearing High Speed

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Province/State:zhejiang
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Miniature Electric Tool Bearing Z3V3 Z4V4 698 Bearing High Speed

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Brand Name :BUGAO
Model Number :698
Certification :ISO9001:2015
Place of Origin :China
MOQ :Negotiable
Price :Negotiable
Payment Terms :T/T
Supply Ability :30,000,000 sets per year
Delivery Time :2-5days
Packaging Details :Single/Barrel/Individual packing, Industrial/Tube Packing, Custom Packing
Bearing Name :Electric Tool Bearing
Bearing Material :Chrome Steel
Precision of bearing :P0, P6, P5, P4
Seal & Sheild :Open, Z, ZZ, RZ, 2RZ, RS, 2RS
Noise level of bearing :Z1V1, Z2V2, Z3V3,Z4V4
Clearance of bearing :C2, C0, C3, C4
Bearing life :Up to 10 years
HS code :8482102000
Packaging :Individual packing, Tube packing, Custom packing
OEM Service :Customization Welcomed
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698 Deep Groove Ball Bearings, High Speed, Miniature Bearings for Electrial Toolings

The Miniature Electric Tool Bearing Z3V3/Z4V4 698 Bearing is a high-precision, compact ball bearing designed for high-speed applications, particularly in electric tools. Manufactured to Z3V3 and Z4V4 precision standards, this bearing ensures smooth, quiet, and accurate operation, making it ideal for demanding environments. Its small size and high-speed capability make it perfect for use in electric drills, grinders, and other handheld tools. The bearing is available with optional shields or seals to provide protection against dust, dirt, and moisture, ensuring reliable performance in harsh conditions.



Key Features:

  • Type: Single Row Deep Groove Ball Bearing

  • Precision Standards: Z3V3 (high precision), Z4V4 (ultra-high precision)

  • Shields/Seals: Optional shields or seals for dustproof and water-resistant protection

  • Load Capacity: Handles both radial and axial loads

  • Material: High-grade steel for durability and wear resistance

  • Application Focus: Electric tools, small motors, and precision equipment



Performance Highlights:

  1. High-Speed Capability: Designed for high-speed applications, ensuring smooth and efficient operation.

  2. High Precision: The Z3V3 and Z4V4 standards ensure smooth, quiet, and accurate operation, reducing friction and noise.

  3. Durability: Made from high-quality steel, the bearing is resistant to wear and corrosion, ensuring long-lasting performance.

  4. Compact Design: The small size makes it ideal for compact applications like electric tools and small motors.

  5. Contamination Protection: Optional shields or seals provide protection against dust, dirt, and moisture.



Dimensions:

Parameter Value (mm)
Inner Diameter (d) 8 mm
Outer Diameter (D) 19 mm
Width (B) 6 mm


Applications in Electric Tools:

  1. Electric Drills: Provides smooth and efficient rotation for drill bits, enhancing performance and durability.

  2. Angle Grinders: Ensures reliable operation in high-speed grinding applications.

  3. Jigsaws: Used in the motor and blade mechanisms for precise cutting.

  4. Rotary Tools: Ideal for compact motors in rotary tools used for polishing, grinding, and cutting.

  5. Power Screwdrivers: Ensures smooth operation in the motor and drive mechanisms.



Advantages for Electric Tools:

  • High-Speed Performance: Optimized for high-speed operation, ensuring smooth and efficient performance.

  • High Precision: The Z3V3 and Z4V4 standards ensure smooth, quiet, and accurate operation.

  • Durability: Resistant to wear and corrosion, ensuring long-lasting performance.

  • Compact Size: The small and lightweight design is ideal for compact applications like electric tools.

  • Contamination Protection: Optional shields or seals protect against dust, dirt, and moisture, extending bearing life.



Technical Parameters of Power Tool Ball bearings:

Basic
Bearing
No.

Bore d

Outer Diameter D

Width W

Radius r

Basic Load
Rating KN

Maximum Run
out Speed

Weight
Kg/pc

Dynamic

Static

Grease

Oil
mm inch mm inch mm inch mm inch

C

CO

r/min

r/min

604

4

0.1575

12

0.4724

4

0.1575

0.2

0.008

0.97

0.36

43000

51000

0.002

605

5

0.1969

14

0.5512

5

0.1969

0.2

0.008

1.33

0.505

39000

46000

0.0035

606

6

0.2362

17

0.6693

6

0.2362

0.3

0.012

2.24

0.91

28000

36000

0.008

607

7

0.2756

19

0.7480

6

0.2362

0.3

0.012

2.24

0.91

28000

36000

0.008

608

8

0.3149

22

0.8661

7

0.2756

0.3

0.012

3.35

1.4

26000

34000

0.012

609

9

0.3543

24

0.9449

7

0.2756

0.3

0.012

3.4

1.45

22000

30000

0.014

6000

10

0.3937

26

1.0236

8

0.3150

0.3

0.012

4.55

1.96

20000

28000

0.019

6001

12

0.4724

28

1.1024

8

0.3150

0.3

0.012

5.1

2.39

19000

26000

0.021

6002

15

0.5906

32

1.2598

9

0.3543

0.3

0.012

5.6

2.84

18000

24000

0.03

6003

17

0.6693

35

1.3780

10

0.3937

0.3

0.012

6.8

3.35

17000

22000

0.039

6004

20

0.7874

42

1.6535

12

0.4724

0.6

0.024

9.4

5.05

15000

19000

0.069

6005

25

0.9843

47

1.8504

12

0.4724

0.6

0.024

10.1

5.85

13000

17000

0.08

6006

30

1.1811

55

2.1654

13

0.5118

1.0

0.039

13.2

8.3

12000

15000

0.116


Applications of Power Tool Ball Bearings:

Miniature Electric Tool Bearing Z3V3 Z4V4 698 Bearing High Speed


Customization:

  • We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.

  • We can custom your packaging according to your design.

  • All copyright owned by clients and we promised don't disclose any information.




Packing and Shipping:

  • The deep groove ball bearings will be securely packaged individually, or tube packing or packed as customization packing

  • Shipping method is negotiable.

  • Miniature Electric Tool Bearing Z3V3 Z4V4 698 Bearing High Speed



Other Technical Data of Ball Bearings


Miniature Electric Tool Bearing Z3V3 Z4V4 698 Bearing High Speed






ABEC-1 Tolerance Class ABEC-1 (P0)

Inner Ring

Tolerance in um/s

d mm

Δdmp

9

Vdp²)0,1 Diameter Series

2,3,4

Vdmp

Kia

ΔBs

Vbs

over

including

high

low

max

max

max

high

low

max

1)0.6

2.5

0

-8

10

8

6

6

10

0

-40

12

2.5

10

0

-8

10

8

6

6

10

0

-120

15

10

18

0

-8

10

8

6

6

10

0

-120

20

18

30

0

-10

13

10

8

8

13

0

-120

20

30

50

0

-12

15

12

9

9

15

0

-120

20

50

80

0

-15

19

19

11

11

20

0

-150

25


Outer Ring

Tolerance in um/s

D mm

Δdmp

VDp2)4)Open Bearings Diameter Series

Capped Bearings2)3)

Vdmp

Kia

ΔBs

Vbs

9

0,1

2,3,4

2,3,4

over

including

high

low

max

max

max

high

low

max

1)2.5

6

0

-8

10

8

6

10

6

15

Identical to ΔBs and VBs of inner ring of same bearing

6

18

0

-8

10

8

6

10

6

15

18

30

0

-9

12

9

7

12

7

15

30

50

0

-11

14

11

8

16

8

20

50

80

0

-13

16

13

10

20

10

25

80

120

0

-15

19

19

11

26

11

35

120

150

0

-18

23

23

14

30

14

40



ABEC-3 Tolerance Class ABEC-3 (P6)

Inner Ring

Tolerance in um/s

d mm

Δdmp

9

Vdp²)0,1 Diameter Series

2,3,4

Vdmp

Kia

ΔBs

Vbs

over

including

high

low

max

max

max

high

low

max

11)0.6

2.5

0

-7

9

7

5

5

5

0

-40

12

2.5

10

0

-7

9

7

5

5

6

0

-120

15

10

18

0

-7

9

7

5

5

7

0

-120

20

18

30

0

-8

10

8

6

6

8

0

-120

20

30

50

0

-10

13

10

8

8

10

0

-120

20

50

80

0

-12

15

15

9

9

10

0

-150

25

Outer Ring

Tolerance in um/s

D mm

Δdmp

VDp2)4)Open Bearings Diameter Series

Capped Bearings2)3)

Vdmp

Kia

ΔBs

Vbs

9

0,1

2,3,4

2,3,4

over

including

high

low

max

max

max

high

low

max

1)2.5

6

0

-7

9

7

5

9

5

8

Identical to ΔBs and VBs of inner ring of same bearing

6

18

0

-7

9

7

5

9

5

8

18

30

0

-8

10

8

6

10

6

9

30

50

0

-9

11

9

7

13

7

10

50

80

0

-11

14

11

8

16

8

13

80

120

0

-13

16

16

10

20

10

18

120

150

0

-15

19

19

11

25

11

20



ABEC-5 Tolerance Class ABEC-5 (P5)

Inner Ring

Tolerance in um/s

d mm

Δdmp

Vdp²)Diameter Series

Vdmp

Kia

Sd

Sis3)

ΔBs

Vbs

9

0,1,2,3,4

over

including

high

low

max

3

max

max

max

High

Low

max

1)0.6

2.5

0

-5

5

4

3

4

7

7

0

-40

5

2.5

10

0

-5

5

4

3

4

7

7

0

-40

5

10

18

0

-5

5

4

3

4

7

7

0

-80

5

18

30

0

-6

6

5

3

4

8

8

0

-120

5

30

50

0

-8

8

6

4

5

8

8

0

-120

5

50

80

0

-9

9

7

5

5

8

8

0

-150

6

Outer Ring

Tolerance in um/s

D mm

Δdmp

Vdp²)Diameter Series

Vdmp

Kia

SD4) SD15)

Sea4)5)

ΔBs

Vbs

9

0,1,2,3,4

over

including

high

low

max


max

max

max

High

Low

max

1)2.5

6

0

-5

5

4

3

5

8

8


5

6

18

0

-5

5

4

3

5

8

8

5

18

30

0

-6

6

5

3

6

8

8

5

30

50

0

-7

7

5

4

7

8

8

5

50

80

0

-9

9

7

5

8

8

10

6

80

120

0

-10

10

8

5

10

9

11

8

120

150

0

-11

11

8

6

11

10

13

8



ABEC-7 Tolerance Class ABEC-7 (P4)

Inner Ring

Tolerance in um/s

d mm

Δdmp

Δds

Vdp²)Diameter Series

Vdmp

Kia

Sd

Sia

ΔBs

Vbs

7,8,9

1,7,2,3,4

over

including

high

low

high

low

max

max

max

max

max

High

low

Low

max

1)0.6

2.5

0

-4

0

-4

4

3

2

2.5

3

3

0

-40

-40

2.5

2.5

10

0

-4

0

-4

4

3

2

2.5

3

3

0

-40

-40

2.5

10

18

0

-4

0

-4

4

3

2

2.5

3

3

0

-80

-80

2.5

18

30

0

-5

0

-5

5

4

2.5

3

4

4

0

-120

-120

2.5

30

50

0

-6

0

-5

6

4

3

4

4

4

0

-120

-120

3

50

80

0

-7

0

-5

7

5

3.5

4

5

5

0

-150

-150

4

Outer Ring

Tolerance in um/s

D mm

Δdmp

Δds

Vdp²)Diameter Series

Vdmp

Kia

Sd

Sia

ΔBs

Vbs

7,8,9

1,7,2,3,4

over

including

high

low

high

low

max

max

max

max

max

High

low

max

1)2.5

6

0

-4

0

-4

4

3

2

3

4

5

Identical to ΔBs and VBs of inner ring of same bearing

2.5

6

18

0

-4

0

-4

4

3

2

3

4

5

2.5

18

30

0

-5

0

-5

5

4

2.5

4

4

5

2.5

30

50

0

-6

0

-6

6

5

3

5

4

5

2.5

50

80

0

-7

0

-7

7

5

3.5

5

4

5

3

80

120

0

-8

0

-8

8

6

4

6

5

6

4

120

150

0

-9

0

-9

9

7

5

7

5

7

5



Miniature Electric Tool Bearing Z3V3 Z4V4 698 Bearing High Speed






Tolerance Data for Vibration of Single Bearing

D

V

V1

V2

V3

V4

mm

Low

Medium

High

Low

Medium

High

Low

Medium

High

Low

Medium

High

Low

Medium

High

3,4

80

44

44

60

35

32

48

26

22

31

16

15

28

10

10

5,6

110

72

60

74

48

40

58

36

30

35

21

18

32

11

11

7,8,9

130

96

80

92

66

54

72

48

40

44

28

24

38

12

12

10,12

160

120

100

120

80

70

90

60

50

55

35

30

45

14

15

15

210

150

120

150

100

85

110

78

60

65

46

35

52

18

18

17

210

150

120

150

100

85

110

78

60

65

46

35

52

25

25

20

260

190

150

180

125

100

130

100

75

80

60

45

60

25

25

22,25

260

190

150

180

125

100

130

100

75

80

60

45

60

30

32

28

260

190

150

180

125

100

130

100

75

80

60

45

60

35

40

30,32

300

240

190

200

150

130

150

120

100

90

75

60

70

35

40

35

300

240

190

200

150

130

150

120

100

90

75

60

70

42

45

40

360

300

260

240

180

160

180

150

130

110

90

80

82

50

50

45

360

300

260

240

180

160

180

150

130

110

90

80

82

60

60

50

420

320

320

280

200

200

210

160

160

125

100

100

95

70

70


Maximum Vibration Acceleration of Single Bearing

D

Diameter Series(0)

Diameter Series(2) Diameter Series(3)

mm

Z

Z1

Z2

Z3

Z

Z1

Z2

Z3

Z4

Z

Z1

Z2

Z3

Z4

3

35

34

32

28

36

35

32

30

-

37

36

33

31

-

4

35

34

32

28

36

35

32

30

-

37

36

33

31

-

5

37

36

34

30

38

37

34

32

-

39

37

35

33

-

6

37

36

34

30

38

37

34

32

-

39

37

35

33

-

7

39

38

35

31

40

38

36

34

-

-

-

-

-

-

8

39

38

35

31

40

38

36

34

-

-

-

-

-

-

9

41

40

36

32

42

40

37

35

-

-

-

-

-

-

10

43

42

38

33

44

42

39

35

30

37

44

40

37

32

12

44

43

39

34

45

43

39

35

30

47

45

40

37

32

15

45

44

40

35

46

44

41

36

31

48

46

42

38

33

17

46

44

40

35

47

45

41

36

31

49

47

42

38

33

20

47

45

41

36

48

46

42

38

33

50

48

43

39

34

22

47

45

41

36

48

46

42

38

33

50

48

43

39

34

25

48

46

42

38

49

47

43

40

36

51

49

44

41

37

28

49

47

43

39

50

48

44

41

37

52

50

45

42

38

30

49

47

43

39

50

48

44

41

37

52

50

45

42

38

32

50

48

44

40

51

49

45

42

38

53

51

46

43

39

35

51

49

45

41

52

50

46

43

39

54

52

47

44

40

40

53

51

46

42

54

52

47

44

40

56

54

49

45

41

45

55

53

48

45

56

54

49

46

43

58

56

51

47

44

50

57

54

50

47

58

55

51

48

45

60

57

53

49

46

55

59

56

52

49

60

57

53

50

47

62

59

54

51

48

60

61

58

54

51

62

59

54

51

48


61

56

53

50


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